agents-best-practices: A provider-neutral Agent Skill library for designing, auditing, and refactoring agentic harnesses compatible with Codex and Claude Code. It covers the full control plane of an agent runtime: typed tool design, permission checks, context management, memory, and observability. Targeted at developers building production-ready agent systems across any domain or AI provider.; apple-mail-mcp: Apple Mail MCP is the only MCP server for Apple Mail with full-text email search. It is reliable on large mailboxes where other servers timeout, and provides 8 tools for reading, searching, and extracting email content. It uses FTS5 indexing for fast body searches and can fetch a single email in ~3ms.
Generate MVP agent harness blueprints for any business domain (CRM, ops, finance, healthcare)
Search for specific emails by content, subject, or sender across the entire mailbox